Removed the docdir work around (no longer needed)

airrac.spec

@@ -1,8 +1,6 @@
 # Force out of source build
 %undefine __cmake_in_source_build
 
-#
-%global mydocs __tmp_docdir
 #
 Name:           airrac
 Version:        1.00.4
@@ -29,7 +27,7 @@ functions, mainly targeting simulation purposes.
 
 %{name} makes an extensive use of existing open-source libraries for
 increased functionality, speed and accuracy. In particular the
-Boost (C++ Standard Extensions: http://www.boost.org) library is used.
+Boost (C++ Standard Extensions: https://www.boost.org) library is used.
 
 Install the %{name} package if you need a library of basic C++ objects
 for Airline Revenue Accounting, mainly for simulation purpose.
@@ -70,9 +68,8 @@ online (http://%{name}.org).
 %install
 %cmake_install
 
-mkdir -p %{mydocs}
-mv $RPM_BUILD_ROOT%{_docdir}/%{name}/html %{mydocs}
-rm -f %{mydocs}/html/installdox
+# Remove the Doxygen installer
+rm -f %{buildroot}%{_docdir}/%{name}/html/installdox
 
 # Remove additional documentation files (those files are already available
 # in the project top directory)
@@ -101,7 +98,7 @@ rm -f $RPM_BUILD_ROOT%{_docdir}/%{name}/{NEWS,README.md,AUTHORS}
 %{_mandir}/man3/%{name}-library.3.*
 
 %files doc
-%doc %{mydocs}/html
+%doc %{_docdir}/%{name}/html
 %license COPYING